SavedPast insurance company audits have found that 2 percent of dependents claimed on an employee's health insurance actually areineligible for health benefits. An auditor examinesrandom sample of 9 claimed dependents.(a) What is the probability that all are eligible? (Round your answer to 4 declmal places.)Probability(b) What is the probability that at least one is ineligible? (Round your answer to 4 declmal places.)obability< Prev58 of 67arcos!Next >RONAPATROL

From the provided information, Sample size (n) = 9 2% of dependent claimed on an employee’s health…

Answered: Past insurance company audits have…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Stress at work: In a poll about work, 82% of respondents said that their jobs were sometimes or always stressful. Ten workers are chosen at random. Round the answers to four decimal places. Part 1 of 4 (a) What is the probability that exactly 9 of them find their jobs stressful? The probability that exactly 9 of them find their jobs stressful is 0.32 Part 2 of 4 (b) What is the probability that more than 6 find their jobs stressful? The probability that more than 6 find their jobs stressful is 0.54 Part 3 of 4 (c) What is the probability that fewer than 5 find their jobs stressful? The probability that fewer than 5 find their jobs stressful is 26 Part: 3/4 x Part 4 of 4 (d) Using a cutoff of 0.05, would it be unusual if fewer than 4 of them find their jobs stressful? be unusual if fewer than 4 of them find their jobs stressful, since the probability is It would X
In a national survey college students were asked, "How often do you wear a seat belt when riding in a car driven by someone else?" The response frequencies appear in the table to the right. (a) Construct a probability model for seat-belt use by a passenger. (b) Would you consider it unusual to find a college student who never wears a seat belt when riding in a car driven by someone else? Response Frequency t Never 137 Rarely Sometimes 303 555 Most of the time 1218 Always 2520 (a) Complete the table below. Response Never Probability (Round to the nearest thousandth as needed.) Rarely (Round to the nearest thousandth as needed.) Sometimes (Round to the nearest thousandth as needed.) Most of the time (Round to the nearest thousandth as needed.) Always (Round to the nearest thousandth as needed.) (b) Would you consider it unusual to find a college student who never wears a seat belt when riding in a car driven by someone else?
In a national survey college students were asked, "How often do you wear a seat belt when riding in a car driven by someone else?" The response frequencies appear in the table to the right. (a) Construct a probability model for seat-belt use by a passenger. (b) Would you consider it unusual to find a college student who never wears a seat belt when riding in a car driven by someone else? Response FrequencyD Never 109 Rarely 343 Sometimes 559 Most of the time 1113 Always 2679 ..... (a) Complete the table below. Response Probability Never (Round to the nearest thousandth as needed.) Rarely (Round to the nearest thousandth as needed.) Sometimes (Round to the nearest thousandth as needed.) Most of the time (Round to the nearest thousandth as needed.) Always (Round to the nearest thousandth as needed.) (b) Would you consider it unusual to find a college student who never wears a seat belt when riding in a car driven by someone else? A. No, because the probability of an unusual event is 0.…
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A survey showed that 23% of college students read internet news on a regular basis and that 83% of college students regularly watch the news on TV. The survey also showed that 20% of college students both follow TV news regularly and read internet news regularly. (a) What is the probability that a student watches TV news regularly, given that he or she regularly reads internet news? Round your answer to the nearest hundredth. 0 (b) What is the probability that a randomly selected college student reads internet news regularly, given that he or she watches TV news regularly? Round your answer to the nearest hundredth. 0
Coronary bypass surgery: A healthcare agency reported that 84% of poeple who had coronary bypass surgery in 2008 were over the age of 65. Fourteen coronary bypass patiens are sampled. (a) What is the probability that exactly 8 of them are over the age of 65?

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